srielau commented on code in PR #46267:
URL: https://github.com/apache/spark/pull/46267#discussion_r1594819220
##########
sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala:
##########
@@ -1700,6 +1700,21 @@ object SQLConf {
.booleanConf
.createWithDefault(true)
+ val VIEW_SCHEMA_BINDING = buildConf("spark.sql.defaultViewSchemaBinding")
+ .doc("Control the default behavior of views when the underlying schema
changes. " +
+ "Valid values are: " +
+ "'BINDING': Safe casts only. " +
Review Comment:
@gengliangwang @cloud-fan
I have reduced the config to DISABLED/COMPENSATION. That makes it de-factor
a feature flag with the option to extend it to a session level default config
of the need arises.
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